Last updated: June 24, 2025
In Leland Grove, United States, the average temperature in December hovers around 2°C (36°F). Expect a chilly atmosphere, with minimums plummeting to -19°C (-3°F) and maximums reaching a mild 20°C (68°F). During this time, anticipate 50 mm (2.0 in) of precipitation spread over 7 days, all while enjoying a high average humidity of 87%. Stay prepared for the varied weather conditions!
In December in Leland Grove, the average temperature is 2°C (36°F). The maximum can reach 20°C (68°F), while the minimum can drop as low as -19°C (-3°F). Be prepared for a wide temperature range when planning your travel during this month.
In Leland Grove in December, the precipitation amount is 50 mm (2.0 in) over a span of 7 days.
In Leland Grove in December, humidity is 87%. With an average temperature of 2°C (36°F), this humidity feels like an unwelcome chill that seeps into your bones, making outdoor exploration feel damp and heavy, and encouraging travelers to seek the warmth of indoor attractions instead.
In Leland Grove in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Leland Grove, you can check the information here.
UV Risk Categories
Weather in Leland Grove varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Leland Grove, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (29°F) | 68 mm (2.7 inches) | 84% | moderate |
| February Weather | 0°C (32°F) | 69 mm (2.7 inches) | 82% | moderate |
| March Weather | 6°C (44°F) | 136 mm (5.4 inches) | 84% | high |
| April Weather | 11°C (53°F) | 130 mm (5.1 inches) | 83% | very high |
| May Weather | 19°C (66°F) | 144 mm (5.7 inches) | 80% | very high |
| June Weather | 24°C (75°F) | 126 mm (5.0 inches) | 83% | extreme |
| July Weather | 25°C (78°F) | 110 mm (4.3 inches) | 82% | extreme |
| August Weather | 24°C (75°F) | 87 mm (3.4 inches) | 82% | very high |
| September Weather | 22°C (71°F) | 60 mm (2.4 inches) | 79% | very high |
| October Weather | 14°C (58°F) | 102 mm (4.0 inches) | 79% | high |
| November Weather | 5°C (42°F) | 69 mm (2.7 inches) | 88% | moderate |
| December Weather | 2°C (36°F) | 50 mm (2.0 inches) | 87% | moderate |